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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /509/CH4/EX4.4 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '509/CH4/EX4.4')
| -rw-r--r-- | 509/CH4/EX4.4/4_4.sci | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/509/CH4/EX4.4/4_4.sci b/509/CH4/EX4.4/4_4.sci new file mode 100644 index 000000000..981a99f9d --- /dev/null +++ b/509/CH4/EX4.4/4_4.sci @@ -0,0 +1,30 @@ +// Chapter 4 Example 4//
+clc
+clear
+// total load the consumer=tl,power factor=pf1//
+tl=20;// in kW//
+pf1=0.8;
+// angle of power factor=a1//
+a1=acosd(pf1);// in degrees//
+pf2=0.95;// new power factor=pf2//
+a2=acosd(pf2);
+//original reactive power=r1,reactive power with power factor pf2=r2//
+r1=tl/pf1;
+r2=tl/pf2;
+// rating of the capacitor required to raise the power factor=c//
+c=r1*sind(a1)-r2*sind(a2);
+printf("\n Rating of the capacitor = %.2f kVAr\n",c);
+// power factor of the phase advancing device=pf3//
+pf3=0.1;
+a3=acosd(pf3);
+a=a1-a2;
+b=58.87;// in degrees//
+c=102.45;
+// rating of the device=r//
+r=r1*sind(a)/sind(c);
+printf("\n Rating of the device = %.2f kVA\n",r);
+
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